Base | Representation |
---|---|
bin | 10111001111100001110001… |
… | …010101100011111000100100 |
3 | 111101221100011112000010010221 |
4 | 113033201301111203320210 |
5 | 101344301402004402322 |
6 | 1001224110045054124 |
7 | 30350206335060022 |
oct | 2717416125437044 |
9 | 441840145003127 |
10 | 102222123122212 |
11 | 2a631182639335 |
12 | b56b3ba257344 |
13 | 45066741c9532 |
14 | 1b35811a13712 |
15 | bc40730709c7 |
hex | 5cf871563e24 |
102222123122212 has 12 divisors (see below), whose sum is σ = 184659319188736. Its totient is φ = 49462317639720.
The previous prime is 102222123122191. The next prime is 102222123122213. The reversal of 102222123122212 is 212221321222201.
It is a happy number.
It is a super-2 number, since 2×1022221231222122 (a number of 29 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (102222123122213) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 412185980208 + ... + 412185980455.
Almost surely, 2102222123122212 is an apocalyptic number.
It is an amenable number.
102222123122212 is a deficient number, since it is larger than the sum of its proper divisors (82437196066524).
102222123122212 is a wasteful number, since it uses less digits than its factorization.
102222123122212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 824371960698 (or 824371960696 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 25.
Adding to 102222123122212 its reverse (212221321222201), we get a palindrome (314443444344413).
The spelling of 102222123122212 in words is "one hundred two trillion, two hundred twenty-two billion, one hundred twenty-three million, one hundred twenty-two thousand, two hundred twelve".
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